Re: 64 bit version for linux

2010-08-10 Thread Tobias Crefeld
Am Tue, 10 Aug 2010 08:07:06 -0500 schrieb "Caldarale, Charles R" : > > JAVA_OPTS="$JAVA_OPTS -d64 -Xms512m -Xmx4096m" > > Odd; -d64 is not valid on any JVM I have installed. Interesting! I never tested leaving out this parameter on a 64bit-JVM under Linux but after a short test it looks as i

RE: 64 bit version for linux

2010-08-10 Thread Caldarale, Charles R
> From: Angelo Chen [mailto:angelochen...@yahoo.com.hk] > Subject: Re: 64 bit version for linux > > JAVA_OPTS="$JAVA_OPTS -d64 -Xms512m -Xmx4096m" Odd; -d64 is not valid on any JVM I have installed. > Am I really in the 64bit mode JVM? Look at the somewhat mislabeled

Re: 64 bit version for linux

2010-08-10 Thread Angelo Chen
Hi Tobias, I use this: JAVA_OPTS="$JAVA_OPTS -d64 -Xms512m -Xmx4096m" but can not find -d64 in the command line passed to java, looks like -d64 is not needed. in the tomcat manager, it does show JVM memory as: Free memory: 325.24 MB Total memory: 490.68 MB Max memory: 3640.93 MB Am I really

Re: 64 bit version for linux

2010-08-09 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Mladen, On 8/9/2010 12:17 PM, Mladen Turk wrote: > On 08/09/2010 05:45 PM, Caldarale, Charles R wrote: >> >> jsvc, although I think it does an exec*() call to get the JVM going, >> so it probably doesn't matter if it's 32- or 64-bit. > > Nope it load

RE: 64 bit version for linux

2010-08-09 Thread Caldarale, Charles R
> From: Mladen Turk [mailto:mt...@apache.org] > Subject: Re: 64 bit version for linux > > > jsvc, although I think it does an exec*() call to get the JVM going, > > Nope it loads the jvm in process Thanks for the correction. - Chuck THIS COMMUNICATION MAY CONTAI

Re: 64 bit version for linux

2010-08-09 Thread Mladen Turk
On 08/09/2010 05:45 PM, Caldarale, Charles R wrote: jsvc, although I think it does an exec*() call to get the JVM going, so it probably doesn't matter if it's 32- or 64-bit. Nope it loads the jvm in process, so it has to match the arch. This allows to decrease the security credentials while s

RE: 64 bit version for linux

2010-08-09 Thread Caldarale, Charles R
> From: Christopher Schultz [mailto:ch...@christopherschultz.net] > Subject: Re: 64 bit version for linux > > > Windows versions are distributed with tomcat native and > > service wrapper pre-compiled binaries, thus we have separate > > 32 and 64-bit flavors. > >

Re: 64 bit version for linux

2010-08-09 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Mladen, On 8/9/2010 6:13 AM, Mladen Turk wrote: > On 08/09/2010 11:40 AM, Angelo Chen wrote: >> >> Hi, >> >> in this link: >> http://tomcat.apache.org/download-60.cgi#6.0.29 >> it has 32 and 64 bits version of tomcat for Windows. but for Linux, >> the

RE: 64 bit version for linux

2010-08-09 Thread Caldarale, Charles R
> From: Angelo Chen [mailto:angelochen...@yahoo.com.hk] > Subject: Re: 64 bit version for linux > > > this is the version i use: > > java version "1.6.0_21" > Java(TM) SE Runtime Environment (build 1.6.0_21-b06) > Java HotSpot(TM) 64-Bit Server VM (bui

Re: 64 bit version for linux

2010-08-09 Thread Angelo Chen
this is the version i use: java version "1.6.0_21" Java(TM) SE Runtime Environment (build 1.6.0_21-b06) Java HotSpot(TM) 64-Bit Server VM (build 17.0-b16, mixed mode) Tobias Crefeld-2 wrote: > > Am Mon, 9 Aug 2010 04:52:55 -0700 (PDT) > schrieb Angelo Chen : > >> >> the standard tomcat(apac

Re: 64 bit version for linux

2010-08-09 Thread Tobias Crefeld
Am Mon, 9 Aug 2010 04:52:55 -0700 (PDT) schrieb Angelo Chen : > > the standard tomcat(apache-tomcat-6.0.20.tar.gz) is running in a 64 > bit version of Centos. so can my app use memory bigger than 4G? I Which JVM-version does your Tomcat use? IIRC there are different defaults for different versio

Re: 64 bit version for linux

2010-08-09 Thread Angelo Chen
the standard tomcat(apache-tomcat-6.0.20.tar.gz) is running in a 64 bit version of Centos. so can my app use memory bigger than 4G? I believe the 2G is the limit for 32 bit version of Linux. awarnier wrote: > > Angelo Chen wrote: >> Thanks for the quick reply, I just downloaded 6.0.29, and it w

Re: 64 bit version for linux

2010-08-09 Thread André Warnier
Angelo Chen wrote: Thanks for the quick reply, I just downloaded 6.0.29, and it works in a Centos 5.5 64 bit, but is the tomcat 64 bit version? Tomcat itself is java so it does not care. What matters here is : 1) is the Java JVM that you use to run Tomcat, 32 or 64-bit 2) if you use the "native

Re: 64 bit version for linux

2010-08-09 Thread Mladen Turk
On 08/09/2010 01:07 PM, Angelo Chen wrote: Thanks for the quick reply, I just downloaded 6.0.29, and it works in a Centos 5.5 64 bit, but is the tomcat 64 bit version? If it's on 64-bit jvm, then yes :) Regards -- ^TM - To

Re: 64 bit version for linux

2010-08-09 Thread Angelo Chen
Thanks for the quick reply, I just downloaded 6.0.29, and it works in a Centos 5.5 64 bit, but is the tomcat 64 bit version? Mladen Turk-3 wrote: > > On 08/09/2010 11:40 AM, Angelo Chen wrote: >> >> Hi, >> >> in this link: >> http://tomcat.apache.org/download-60.cgi#6.0.29 >> it has 32 and 64 b

Re: 64 bit version for linux

2010-08-09 Thread Mladen Turk
On 08/09/2010 11:40 AM, Angelo Chen wrote: Hi, in this link: http://tomcat.apache.org/download-60.cgi#6.0.29 it has 32 and 64 bits version of tomcat for Windows. but for Linux, there is only one version, why? Windows versions are distributed with tomcat native and service wrapper pre-compile